rspace-online/modules/rcart/components/folk-group-buy-page.ts

372 lines
16 KiB
TypeScript

/**
* <folk-group-buy-page> — Public shareable group buy page.
*
* Attributes: space, buy-id
* Fetches GET /api/group-buys/:id, polls every 10s.
* Shows product hero, tier progress, pledge panel.
* Demo mode when buyId starts with 'demo-'.
*/
class FolkGroupBuyPage extends HTMLElement {
private shadow: ShadowRoot;
private space = 'default';
private buyId = '';
private data: any = null;
private loading = true;
private error = '';
private pollTimer: ReturnType<typeof setInterval> | null = null;
private pledgeQty = 1;
private pledgeName = '';
private pledging = false;
private pledged = false;
constructor() {
super();
this.shadow = this.attachShadow({ mode: 'open' });
}
connectedCallback() {
this.space = this.getAttribute('space') || 'default';
this.buyId = this.getAttribute('buy-id') || '';
this.loadData();
this.startPolling();
}
disconnectedCallback() {
this.stopPolling();
}
private getApiBase(): string {
const path = window.location.pathname;
const match = path.match(/^(\/[^/]+)?\/rcart/);
return match ? match[0] : '/rcart';
}
private async loadData() {
this.loading = true;
this.render();
if (this.buyId.startsWith('demo-')) {
this.data = this.getDemoData();
this.loading = false;
this.render();
return;
}
try {
const res = await fetch(`${this.getApiBase()}/api/group-buys/${this.buyId}`);
if (!res.ok) throw new Error('Group buy not found');
this.data = await res.json();
} catch (e) {
this.error = e instanceof Error ? e.message : 'Failed to load group buy';
}
this.loading = false;
this.render();
}
private startPolling() {
this.pollTimer = setInterval(async () => {
if (!this.buyId || this.buyId.startsWith('demo-')) return;
try {
const res = await fetch(`${this.getApiBase()}/api/group-buys/${this.buyId}`);
if (res.ok) {
const updated = await res.json();
if (updated.totalPledged !== this.data?.totalPledged) {
this.data = updated;
this.render();
}
}
} catch { /* silent poll fail */ }
}, 10000);
}
private stopPolling() {
if (this.pollTimer) { clearInterval(this.pollTimer); this.pollTimer = null; }
}
private getDemoData() {
return {
id: this.buyId,
title: 'Cosmolocal Network Tee',
productType: 'tee',
imageUrl: '/images/catalog/catalog-cosmolocal-tee.jpg',
description: 'Bella+Canvas 3001 tee with the Cosmolocal Network radial design in teal and coral.',
tiers: [
{ min_qty: 1, per_unit: 25, currency: 'USD' },
{ min_qty: 10, per_unit: 21.25, currency: 'USD' },
{ min_qty: 25, per_unit: 18, currency: 'USD' },
{ min_qty: 50, per_unit: 15, currency: 'USD' },
],
status: 'OPEN',
totalPledged: 17,
currentTier: { min_qty: 10, per_unit: 21.25, currency: 'USD' },
pledges: [
{ id: 'p1', displayName: 'Alice', quantity: 5, pledgedAt: new Date(Date.now() - 86400000 * 3).toISOString() },
{ id: 'p2', displayName: 'Bob', quantity: 3, pledgedAt: new Date(Date.now() - 86400000 * 2).toISOString() },
{ id: 'p3', displayName: 'Cooperative Hub', quantity: 6, pledgedAt: new Date(Date.now() - 86400000).toISOString() },
{ id: 'p4', displayName: 'Dana', quantity: 3, pledgedAt: new Date(Date.now() - 3600000).toISOString() },
],
closesAt: new Date(Date.now() + 86400000 * 14).toISOString(),
createdAt: new Date(Date.now() - 86400000 * 5).toISOString(),
};
}
private async submitPledge() {
if (this.pledging || this.pledgeQty < 1) return;
if (this.buyId.startsWith('demo-')) {
this.data.totalPledged += this.pledgeQty;
this.data.pledges.push({
id: `p-${Date.now()}`,
displayName: this.pledgeName || 'Anonymous',
quantity: this.pledgeQty,
pledgedAt: new Date().toISOString(),
});
// Recalculate current tier
const tiers = this.data.tiers;
this.data.currentTier = [...tiers].reverse().find((t: any) => this.data.totalPledged >= t.min_qty) || tiers[0];
this.pledged = true;
this.render();
return;
}
this.pledging = true;
this.render();
try {
const res = await fetch(`${this.getApiBase()}/api/group-buys/${this.buyId}/pledge`, {
method: 'POST',
headers: {
'Content-Type': 'application/json',
...(localStorage.getItem('encryptid-token') ? { 'Authorization': `Bearer ${localStorage.getItem('encryptid-token')}` } : {}),
},
body: JSON.stringify({ quantity: this.pledgeQty, displayName: this.pledgeName || 'Anonymous' }),
});
if (res.ok) {
this.pledged = true;
await this.loadData();
}
} catch (e) {
console.error('Failed to pledge:', e);
}
this.pledging = false;
this.render();
}
private render() {
const styles = this.getStyles();
if (this.loading) {
this.shadow.innerHTML = `<style>${styles}</style><div class="loading">Loading group buy...</div>`;
return;
}
if (this.error) {
this.shadow.innerHTML = `<style>${styles}</style><div class="error">${this.esc(this.error)}</div>`;
return;
}
const d = this.data;
if (!d) return;
const nextTier = d.tiers.find((t: any) => t.min_qty > d.totalPledged);
const nextTierQty = nextTier ? nextTier.min_qty : d.tiers[d.tiers.length - 1]?.min_qty || 0;
const progressPct = nextTier ? Math.min(100, Math.round((d.totalPledged / nextTier.min_qty) * 100)) : 100;
const remaining = nextTier ? nextTier.min_qty - d.totalPledged : 0;
const closesDate = new Date(d.closesAt);
const daysLeft = Math.max(0, Math.ceil((closesDate.getTime() - Date.now()) / 86400000));
this.shadow.innerHTML = `
<style>${styles}</style>
<div class="page">
<div class="hero">
${d.imageUrl ? `<img class="hero-img" src="${this.esc(d.imageUrl)}" alt="${this.esc(d.title)}" />` : ''}
<div class="hero-info">
<h1 class="hero-title">${this.esc(d.title)}</h1>
${d.productType ? `<span class="tag tag-type">${this.esc(d.productType)}</span>` : ''}
${d.description ? `<p class="hero-desc">${this.esc(d.description)}</p>` : ''}
<div class="hero-meta">
<span class="status status-${d.status.toLowerCase()}">${d.status}</span>
<span>${daysLeft} days left</span>
<span>${d.totalPledged} pledged</span>
</div>
</div>
</div>
<div class="main-grid">
<div class="tiers-section">
<h3>Volume Pricing Tiers</h3>
<div class="tier-table">
${d.tiers.map((t: any, i: number) => {
const active = d.currentTier && t.min_qty === d.currentTier.min_qty;
const reached = d.totalPledged >= t.min_qty;
const savings = i > 0 ? Math.round((1 - t.per_unit / d.tiers[0].per_unit) * 100) : 0;
return `<div class="tier-row ${active ? 'tier-current' : ''} ${reached ? 'tier-reached' : ''}">
<span class="tier-qty">${t.min_qty}+</span>
<span class="tier-price">$${t.per_unit.toFixed(2)}/ea</span>
${savings > 0 ? `<span class="tier-savings">-${savings}%</span>` : `<span class="tier-savings"></span>`}
${reached ? `<span class="tier-check">&#10003;</span>` : ''}
</div>`;
}).join('')}
</div>
${nextTier ? `
<div class="progress-section">
<div class="progress-label">${remaining} more to unlock $${nextTier.per_unit.toFixed(2)}/ea</div>
<div class="progress-bar"><div class="progress-fill" style="width:${progressPct}%"></div></div>
<div class="progress-meta">${d.totalPledged} / ${nextTierQty}</div>
</div>` : `<div class="progress-section"><div class="progress-label text-green">Best tier unlocked!</div></div>`}
<h3>Pledges (${d.pledges.length})</h3>
<div class="pledges-list">
${d.pledges.map((p: any) => `
<div class="pledge-row">
<span class="pledge-name">${this.esc(p.displayName)}</span>
<span class="pledge-qty">${p.quantity}</span>
</div>`).join('')}
</div>
</div>
<div class="pledge-panel">
<h3>Join this Group Buy</h3>
${this.pledged ? `
<div class="pledge-success">
<div class="pledge-success-icon">&#10003;</div>
<p>Pledge submitted! Share this link to bring more people in.</p>
<button class="btn btn-primary" data-action="copy-link">Copy Share Link</button>
</div>
` : `
<div class="pledge-form">
<label>Your name (optional)</label>
<input class="input" type="text" data-field="pledge-name" placeholder="Anonymous" value="${this.esc(this.pledgeName)}" />
<label>Quantity</label>
<div class="qty-controls">
<button class="btn btn-sm" data-action="qty-dec">-</button>
<input class="qty-input" type="number" data-field="pledge-qty" value="${this.pledgeQty}" min="1" />
<button class="btn btn-sm" data-action="qty-inc">+</button>
</div>
${d.currentTier ? `<div class="pledge-price">$${(d.currentTier.per_unit * this.pledgeQty).toFixed(2)} at current tier</div>` : ''}
<button class="btn btn-primary btn-lg" data-action="submit-pledge" ${this.pledging ? 'disabled' : ''}>
${this.pledging ? 'Pledging...' : `Pledge ${this.pledgeQty} unit${this.pledgeQty > 1 ? 's' : ''}`}
</button>
</div>
`}
</div>
</div>
</div>`;
this.bindEvents();
}
private bindEvents() {
this.shadow.querySelector("[data-action='qty-dec']")?.addEventListener("click", () => {
if (this.pledgeQty > 1) { this.pledgeQty--; this.render(); }
});
this.shadow.querySelector("[data-action='qty-inc']")?.addEventListener("click", () => {
this.pledgeQty++; this.render();
});
this.shadow.querySelector("[data-field='pledge-qty']")?.addEventListener("change", (e) => {
this.pledgeQty = Math.max(1, parseInt((e.target as HTMLInputElement).value) || 1);
this.render();
});
this.shadow.querySelector("[data-field='pledge-name']")?.addEventListener("input", (e) => {
this.pledgeName = (e.target as HTMLInputElement).value;
});
this.shadow.querySelector("[data-action='submit-pledge']")?.addEventListener("click", () => {
this.submitPledge();
});
this.shadow.querySelector("[data-action='copy-link']")?.addEventListener("click", () => {
navigator.clipboard.writeText(window.location.href);
const btn = this.shadow.querySelector("[data-action='copy-link']") as HTMLElement;
if (btn) { btn.textContent = 'Copied!'; setTimeout(() => { btn.textContent = 'Copy Share Link'; }, 2000); }
});
}
private getStyles(): string {
return `
:host { display: block; padding: 1.5rem; max-width: 900px; margin: 0 auto; }
* { box-sizing: border-box; }
.loading { text-align: center; padding: 3rem; color: var(--rs-text-secondary); }
.error { background: rgba(239,68,68,0.1); border: 1px solid var(--rs-error); border-radius: 8px; padding: 1rem; color: #fca5a5; text-align: center; }
.hero { display: flex; gap: 1.5rem; margin-bottom: 2rem; }
.hero-img { width: 200px; height: 200px; border-radius: 12px; object-fit: cover; flex-shrink: 0; }
.hero-title { color: var(--rs-text-primary); font-size: 1.75rem; font-weight: 700; margin: 0 0 0.5rem; }
.hero-desc { color: var(--rs-text-secondary); font-size: 0.9375rem; line-height: 1.5; margin: 0.5rem 0; }
.hero-meta { display: flex; gap: 1rem; align-items: center; color: var(--rs-text-muted); font-size: 0.8125rem; margin-top: 0.75rem; }
.tag { display: inline-block; padding: 0.125rem 0.5rem; border-radius: 4px; font-size: 0.6875rem; }
.tag-type { background: rgba(99,102,241,0.1); color: var(--rs-primary-hover); }
.status { padding: 0.125rem 0.5rem; border-radius: 999px; font-size: 0.6875rem; font-weight: 500; }
.status-open { background: rgba(34,197,94,0.15); color: #4ade80; }
.status-locked { background: rgba(251,191,36,0.15); color: #fbbf24; }
.status-ordered { background: rgba(99,102,241,0.15); color: #a5b4fc; }
.status-cancelled { background: rgba(239,68,68,0.15); color: #f87171; }
.main-grid { display: grid; grid-template-columns: 1fr 320px; gap: 2rem; }
h3 { color: var(--rs-text-primary); font-size: 1rem; font-weight: 600; margin: 0 0 0.75rem; }
.tier-table { background: var(--rs-bg-surface); border: 1px solid var(--rs-border); border-radius: 10px; overflow: hidden; margin-bottom: 1rem; }
.tier-row { display: flex; align-items: center; padding: 0.625rem 1rem; border-bottom: 1px solid var(--rs-border-subtle); gap: 1rem; }
.tier-row:last-child { border-bottom: none; }
.tier-current { background: rgba(99,102,241,0.1); border-left: 3px solid var(--rs-primary-hover); }
.tier-reached { }
.tier-qty { color: var(--rs-text-primary); font-weight: 600; min-width: 3rem; }
.tier-price { color: var(--rs-text-primary); flex: 1; }
.tier-savings { color: #4ade80; font-size: 0.8125rem; font-weight: 500; min-width: 3rem; }
.tier-check { color: #4ade80; font-size: 0.875rem; }
.progress-section { margin-bottom: 1.5rem; }
.progress-label { color: var(--rs-text-primary); font-size: 0.875rem; margin-bottom: 0.5rem; }
.progress-bar { background: var(--rs-bg-surface-raised); border-radius: 999px; height: 10px; overflow: hidden; }
.progress-fill { background: linear-gradient(90deg, var(--rs-primary), #8b5cf6); height: 100%; border-radius: 999px; transition: width 0.3s; }
.progress-meta { color: var(--rs-text-muted); font-size: 0.75rem; margin-top: 0.25rem; text-align: right; }
.text-green { color: #4ade80; }
.pledges-list { margin-bottom: 1rem; }
.pledge-row { display: flex; justify-content: space-between; padding: 0.375rem 0; border-bottom: 1px solid var(--rs-border-subtle); }
.pledge-name { color: var(--rs-text-primary); font-size: 0.875rem; }
.pledge-qty { color: var(--rs-text-secondary); font-size: 0.875rem; font-weight: 600; }
.pledge-panel { background: var(--rs-bg-surface); border: 1px solid var(--rs-border); border-radius: 12px; padding: 1.25rem; height: fit-content; position: sticky; top: 1.5rem; }
.pledge-form { display: flex; flex-direction: column; gap: 0.75rem; }
.pledge-form label { color: var(--rs-text-secondary); font-size: 0.8125rem; font-weight: 500; }
.input { padding: 0.5rem 0.75rem; border-radius: 8px; border: 1px solid var(--rs-input-border); background: var(--rs-input-bg); color: var(--rs-input-text); font-size: 0.875rem; }
.input:focus { outline: none; border-color: var(--rs-primary); }
.qty-controls { display: flex; align-items: center; gap: 0.5rem; }
.qty-input { width: 60px; text-align: center; padding: 0.375rem; border-radius: 8px; border: 1px solid var(--rs-input-border); background: var(--rs-input-bg); color: var(--rs-input-text); font-size: 0.875rem; }
.pledge-price { color: var(--rs-text-secondary); font-size: 0.875rem; }
.btn { padding: 0.5rem 1rem; border-radius: 8px; border: 1px solid var(--rs-border); background: var(--rs-bg-surface); color: var(--rs-text-primary); cursor: pointer; font-size: 0.875rem; }
.btn:hover { border-color: var(--rs-border-strong); }
.btn-primary { background: var(--rs-primary-hover); border-color: var(--rs-primary); color: #fff; }
.btn-primary:hover { background: #4338ca; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8125rem; }
.btn-lg { padding: 0.75rem; font-size: 1rem; width: 100%; }
.pledge-success { text-align: center; }
.pledge-success-icon { font-size: 2rem; color: #4ade80; margin-bottom: 0.5rem; }
.pledge-success p { color: var(--rs-text-secondary); font-size: 0.875rem; margin: 0.5rem 0 1rem; }
@media (max-width: 768px) {
.hero { flex-direction: column; }
.hero-img { width: 100%; height: auto; aspect-ratio: 1; }
.main-grid { grid-template-columns: 1fr; }
.pledge-panel { position: static; }
}
`;
}
private esc(s: string): string {
const d = document.createElement("div");
d.textContent = s;
return d.innerHTML;
}
}
customElements.define("folk-group-buy-page", FolkGroupBuyPage);